Our microbiomes-the tiny organisms that live on us and in us-can influence our health.

我们的微生物群——生活在我们体外和体内的微型有机体——可以影响我们的健康。

Now a study finds that the tiny organisms living in our lungs may protect us from asthma.

现在一项研究发现我们肺部中的一些微小组织也许能保护我们免受哮喘侵害。

But tiny organisms that eat away at the nation's ancient artifacts are also being used to preserve them.

微小的有机体正在侵蚀意大利的古代文物，却也被用来保护它们。

Without plankton, which is the global term for these tiny organisms, there would be no whales.

没有了这些浮游生物，也就是这些微生物的全球术语，鲸类也就不复存在了。

This provides what is essentially a complete picture of these tiny organisms, which average 20-300 nanometers in size.

这基本上提供了这些微小生物的完整图片，它们的平均大小为 20-300 纳米。

Tiny organisms such as bacteria and fungi can produce infectious diseases. So can viruses. So can tiny worms.

不论病原体会是什么样，它会在感染的人体内存活并传染给他人。

Microbiome are tiny organisms including bacteria and fungi which live in the human digestive system, help break down food, and strengthen immune defence.

微生物群是包括细菌和真菌在内的微小生物，它们生活在人体消化系统中，帮助分解食物，加强免疫防御。

I think it's fascinating that we can now use CRISPR to edit the same tiny organisms that gave us CRISPR.

我认为令人着迷的是，我们现在可以使用 CRISPR 来编辑为我们提供 CRISPR 的相同微小生物体。

Life evolved and diversified but most of it consisted of tiny, single-celled organisms until, about one billion years ago, the first many-celled organisms appeared.

生命进化并开始多样化，但其中大部分是由微小的单细胞生物组成，直到大约十亿年前，第一批多细胞生物出现。

Eventually in this process all the tiny organisms die and drift to the bottom of the sea, where they are slowly compressed into limestone.

在此过程中，这些微小的生物最后都死了，沉到了海底。慢慢地被压缩成灰岩。

If you put a drop of ordinary seawater under the microscope, you can see it's full of tiny organisms invisible to the naked eye.

如果将一滴普通海水放在显微镜下，你会发现它充满了肉眼看不见的微小生物。

Breathing passages are especially vulnerable to infection. Fortunately, they are lined with mucus-secreting cells that trap tiny organisms and dust particles.

被叫做纤毛的细小的毛发也覆盖了呼吸道，轻轻摆动并将异物扫出呼吸道。

These foods may taste completely different, but all of these phenomena come from tiny organisms chowing down on sugar and belching up some culinary byproducts.

这些食物的味道可能千差万别，但这些现象都是 微生物分解糖分释放出一些美味副产品的结果。

Maybe not the most effective travel ad, but tiny organisms that eat away at the nation's ancient artifacts are also being used to preserve them.

也许这不是最有效的旅游广告，微小的有机体正在侵蚀意大利的古代文物，也被用来保护它们。

The Dutch scientist, Antoni van Leeuwenhoek, saw tiny organisms he called the " wee beasties, " under his microscope about 350 years ago.

大约 350 年前，荷兰科学家安东尼·范·列文虎克 (Antoni van Leeuwenhoek) 在他的显微镜下看到了他称之为“小动物”的微小生物。

Life evolved and diversified but most of it consisted of tiny, single-celled organisms until, about 1 billion years ago, the first many-celled organisms appeared.

生命进化并多样化，但其中大部分由微小的单细胞生物组成，直到大约 10 亿年前， 第一个多细胞生物出现。

These tiny organisms in turn release oxygen — which is rather useful for the planet — and they absorb a significant share of carbon emissions.

这些微小的生物体反过来会释放氧气——这对地球来说非常有用——并且它们吸收了很大一部分的碳排放。

It's a collaboration that's unexpected because it's between humans and the tiniest organisms that populate our planet: the bacteria and other microbes that live in, on and around us.

这是一种出乎意料的合作，因为它是人类与居住在我们星球上的最小生物体之间的合作：生活在我们体内、表面和周围的细菌和其他微生物。

I kept trying to swat them, kept hitting really mad when they kept escaping, but I also came curious how these tiny organisms, tiny brain, really bad eyesight, how could they possibly escape so effectively?

我一直试着打他们，当他们不停地逃跑的时候，我就很生气，但我也好奇这些微小的生物，小脑袋，视力很差，他们怎么可能逃得这么厉害?

Nelson works as a guide and polar bear sentinel for some scientists focused on the sea ice and the other end of the food chain, the tiny light-sensitive organisms that live in the ice.

纳尔逊为一些专注于海冰和食物链另一端（生活在冰中的微小光敏生物）的科学家担任向导和北极熊哨兵。